L-Tri-iodothyronine is a major determinant of resting energy expenditure in underweight patients with anorexia nervosa and during weight gain

Authors:Onur, S., Haas, V., Bosy-Westphal, A., Hauer, M., Paul, T., Nutzinger, D., Klein, H. and Müller, M. J.
"Our data provide evidence that the low T3 concentrations add to metabolic adaptation in underweight patients with AN. During weight gain, increases in T3 are associated with increases in REE, which is independent of FFM."